脑是机体高级神经活动的重要器官，具有复杂的生理功能，代谢极为活跃。
The brain is a higher nervous activity critical organ, have complicated physiologic function, and have an active metabolism.
条件反射，不同于与生俱来的非条件反射，是人们在生活中建立起来的高级神经活动。
Conditioned reflex, different from the inherent unconditioned reflex, is an advanced nervous activity gradually developing in human's life.
人类的大脑是高级神经活动的中心。
Economics is one of the subjects which concern human activities.
学习记忆作为大脑的高级神经活动功能之一，有着十分复杂的生物学机制。
As one of the cerebral senior function, learning memory had quite complex biological mechanisms.
巴甫洛夫创立了大脑高级神经活动学说。
Pavlov created the higher nervous activity brain theory 80 years ago.
巴甫洛夫创立了大脑高级神经活动学说。
Pavlov created the higher nervous activity brain theory 80 years ago.
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